Test probe for wire tracing , filtered. 77HP test tone generator - Not included
One 9 volt battery required - not included
Brand name (s) : Tempo Communications

Features:
By selectively filtering out 60Hz (or 50Hz) and its harmonics, the 200FP can be used with any tone generator for faster, more accurate, cable and wire identification
Slim, comfortable design for use in limited-space areas
Recessed on/off push-button control to conserve battery life
Adjustable sensitivity/volume control to increase accuracy
Blended carbon/plastic tip to reduce the risk of shorting terminals
NOT FOR USE ON LIVE ELECTRICAL CIRCUITS